- Dean Island
- Deblois
- Decker Corner
- Dedham
- Deep Cut
- Deer Island
- Deer Island
- Deer Island
- Deer Island
- Deer Island
- Deer Isle
- Deering
- Deering Junction
- Dees Island
- Delano Park
- Denbow Island
- Denmark
- Dennistown
- Dennysville
- Derby
- Despair Island
- Detroit
- Devil Island
- Dexter
- Dickey
- Dickvale
- Dingley Island
- Dingley Islands
- Dinner Island
- Dirigo Corner